Fix the router and stub out a number of crates to get compiling

packages/dioxus-tui/examples/colorpicker.rs

@@ -8,9 +8,9 @@ fn main() {
     dioxus_tui::launch(app);
 }
 
-fn app(cx: Scope) -> Element {
-    let hue = use_state(cx, || 0.0);
-    let brightness = use_state(cx, || 0.0);
+fn app() -> Element {
+    let hue = use_state(|| 0.0);
+    let brightness = use_state(|| 0.0);
     let tui_query: Query = cx.consume_context().unwrap();
     let mapping: DioxusElementToNodeId = cx.consume_context().unwrap();
     // disable templates so that every node has an id and can be queried